Make sure your move gives check. A move that only takes away every square, without check, is stalemate.
What you learn here
Stalemate means the player to move is not in check but has no legal move. The game is a draw! When you are winning, always leave the king a square — or give checkmate.
Chapter 4 — Checkmate in one: Find the one move that leaves the king in check with no escape. Watch out for stalemate!
